← Back
CWE-287

4,461 CVEs • Abstraction: Class • Likelihood of Exploit: High

Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

JSON object

Loading...

CVEs (4,461)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Heikkitoivonen
1M2crypto
Apr 23, 2026
Jan 15, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
M2Crypto does not properly check the return value from the OpenSSL EVP_VerifyFinal, DSA_verify, ECDSA_verify, DSA_do_verify, and ECDSA_do_verify functions, which might allow remote attackers to bypass validation of the c...Show more
M2Crypto does not properly check the return value from the OpenSSL EVP_VerifyFinal, DSA_verify, ECDSA_verify, DSA_do_verify, and ECDSA_do_verify functions, which might allow remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077. NOTE: a Linux vendor disputes the relevance of this report to the M2Crypto product because "these functions are not used anywhere in m2crypto.Show less
1Berkeley
1Boinc Client
Apr 23, 2026
Jan 15, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The decrypt_public function in lib/crypt.cpp in the client in Berkeley Open Infrastructure for Network Computing (BOINC) 6.2.14 and 6.4.5 does not check the return value from the OpenSSL RSA_public_decrypt function, whic...Show more
The decrypt_public function in lib/crypt.cpp in the client in Berkeley Open Infrastructure for Network Computing (BOINC) 6.2.14 and 6.4.5 does not check the return value from the OpenSSL RSA_public_decrypt function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.Show less
1Finkproject
1Libnasl
Apr 23, 2026
Jan 15, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
NOTE: this issue has been disputed by the upstream vendor. nasl/nasl_crypto2.c in the Nessus Attack Scripting Language library (aka libnasl) 2.2.11 does not properly check the return value from the OpenSSL DSA_do_verify...Show more
NOTE: this issue has been disputed by the upstream vendor. nasl/nasl_crypto2.c in the Nessus Attack Scripting Language library (aka libnasl) 2.2.11 does not properly check the return value from the OpenSSL DSA_do_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077. NOTE: the upstream vendor has disputed this issue, stating "while we do misuse this function (this is a bug), it has absolutely no security ramification.Show less
1Arrl
1Tqsllib
Apr 23, 2026
Jan 15, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The tqsl_verifyDataBlock function in openssl_cert.cpp in American Radio Relay League (ARRL) tqsllib 2.0 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to...Show more
The tqsl_verifyDataBlock function in openssl_cert.cpp in American Radio Relay League (ARRL) tqsllib 2.0 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.Show less
1Gobbl
1Gobbl Cms
Apr 23, 2026
Jan 8, 2009
N/A· v4
N/A· v3
7.5 HIGH· v2
admin/auth.php in Gobbl CMS 1.0 allows remote attackers to bypass authentication and gain administrative access by setting the auth cookie to "ok".
1Zxid
1Zxid
Apr 23, 2026
Jan 7, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
ZXID 0.29 and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a simila...Show more
ZXID 0.29 and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.Show less
1Eid
1Eidlib
Apr 23, 2026
Jan 7, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Belgian eID middleware (eidlib) 2.6.0 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malf...Show more
Belgian eID middleware (eidlib) 2.6.0 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.Show less
1Openevidence
1Openevidence
Apr 23, 2026
Jan 7, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
OpenEvidence 1.0.6 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signa...Show more
OpenEvidence 1.0.6 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.Show less
1Gale
1Gale
Apr 23, 2026
Jan 7, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Gale 0.99 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for...Show more
Gale 0.99 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.Show less
1Sun
1Grid Engine
Apr 23, 2026
Jan 7, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Sun GridEngine 5.3 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signa...Show more
Sun GridEngine 5.3 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.Show less
1Isc
1Bind
Apr 23, 2026
Jan 7, 2009
N/A· v4
N/A· v3
6.8 MEDIUM· v2
BIND 9.6.0, 9.5.1, 9.5.0, 9.4.3, and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/...Show more
BIND 9.6.0, 9.5.1, 9.5.0, 9.4.3, and earlier does not properly check the return value from the OpenSSL DSA_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.Show less
1Ntp
1Ntp
Apr 23, 2026
Jan 7, 2009
N/A· v4
N/A· v3
5.0 MEDIUM· v2
NTP 4.2.4 before 4.2.4p5 and 4.2.5 before 4.2.5p150 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a ma...Show more
NTP 4.2.4 before 4.2.4p5 and 4.2.5 before 4.2.5p150 does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature for DSA and ECDSA keys, a similar vulnerability to CVE-2008-5077.Show less
1Futomi
1Access Analyzer Cgi
Apr 23, 2026
Jan 2, 2009
N/A· v4
N/A· v3
5.8 MEDIUM· v2
futomi CGI Cafe Access Analyzer CGI Standard 4.0.1 and earlier and Access Analyzer CGI Professional 4.11.3 and earlier use a predictable session id, which makes it easier for remote attackers to hijack sessions, and obta...Show more
futomi CGI Cafe Access Analyzer CGI Standard 4.0.1 and earlier and Access Analyzer CGI Professional 4.11.3 and earlier use a predictable session id, which makes it easier for remote attackers to hijack sessions, and obtain sensitive information about analysis results, via a modified id.Show less
1V3chat
1V3 Chat Live Support
Apr 23, 2026
Dec 31, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
admin/index.php in V3 Chat Live Support 3.0.4 allows remote attackers to bypass authentication and gain administrative access by setting the admin cookie to 1.
1Sapporoworks
1Blackjumbodog
Apr 23, 2026
Dec 26, 2008
N/A· v4
N/A· v3
5.0 MEDIUM· v2
SapporoWorks BlackJumboDog (BJD) before 4.2.3 allows remote attackers to bypass authentication and obtain sensitive information via unspecified vectors.
1Slimcms
1Slimcms
Apr 23, 2026
Dec 24, 2008
N/A· v4
N/A· v3
7.5 HIGH· v2
redirect.php in SlimCMS 1.0.0 does not require authentication, which allows remote attackers to create administrative users by using the newusername and newpassword parameters and setting the newisadmin parameter to 1.
1Ipswitch
1Ws Ftp
Apr 23, 2026
Dec 19, 2008
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Ipswitch WS_FTP Server Manager before 6.1.1, and possibly other Ipswitch products, allows remote attackers to bypass authentication and read logs via a logLogout action to FTPLogServer/login.asp followed by a request to...Show more
Ipswitch WS_FTP Server Manager before 6.1.1, and possibly other Ipswitch products, allows remote attackers to bypass authentication and read logs via a logLogout action to FTPLogServer/login.asp followed by a request to FTPLogServer/LogViewer.asp with the localhostnull account name.Show less
1Ibm
1Tivoli Provisioning Manager
Apr 23, 2026
Dec 19, 2008
N/A· v4
N/A· v3
8.5 HIGH· v2
IBM Tivoli Provisioning Manager (TPM) before 5.1.1.1 IF0006, when its LDAP service is shared with other applications, does not require that an LDAP user be listed in the TPM user records, which allows remote authenticate...Show more
IBM Tivoli Provisioning Manager (TPM) before 5.1.1.1 IF0006, when its LDAP service is shared with other applications, does not require that an LDAP user be listed in the TPM user records, which allows remote authenticated users to execute SOAP commands that access arbitrary TPM functionality, as demonstrated by running provisioning workflows.Show less
1Asterisk
2Asterisk Business Edition
Open Source
Apr 23, 2026
Dec 17, 2008
N/A· v4
N/A· v3
4.3 MEDIUM· v2
Asterisk Open Source 1.2.26 through 1.2.30.3 and Business Edition B.2.3.5 through B.2.5.5, when realtime IAX2 users are enabled, allows remote attackers to cause a denial of service (crash) via authentication attempts in...Show more
Asterisk Open Source 1.2.26 through 1.2.30.3 and Business Edition B.2.3.5 through B.2.5.5, when realtime IAX2 users are enabled, allows remote attackers to cause a denial of service (crash) via authentication attempts involving (1) an unknown user or (2) a user using hostname matching.Show less
1Apple
1Mac Os X Server
Apr 23, 2026
Dec 17, 2008
N/A· v4
N/A· v3
10.0 HIGH· v2
Podcast Producer in Apple Mac OS X 10.5 before 10.5.6 allows remote attackers to bypass authentication and gain administrative access via unspecified vectors.