Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2014-2897

The SSL 3 HMAC functionality in wolfSSL CyaSSL 2.5.0 before 2.9.4 does not check the padding length when verification fails, which allows remote attackers to have unspecified impact via a crafted HMAC, which triggers an out-of-bounds read.

Published

2020-01-28T16:15:11.930

Last Modified

2024-11-21T02:07:09.337

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	wolfssl	wolfssl	< 2.9.4	Yes

References

http://seclists.org/oss-sec/2014/q2/126 Mailing List, Third Party Advisory ([email protected])
http://seclists.org/oss-sec/2014/q2/130 Mailing List, Third Party Advisory ([email protected])
http://www.wolfssl.com/yaSSL/Blog/Entries/2014/4/11_wolfSSL_Security_Advisory__April_9%2C_2014.html Vendor Advisory ([email protected])
http://www.wolfssl.com/yaSSL/Docs-cyassl-changelog.html Vendor Advisory ([email protected])
http://seclists.org/oss-sec/2014/q2/126 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/oss-sec/2014/q2/130 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.wolfssl.com/yaSSL/Blog/Entries/2014/4/11_wolfSSL_Security_Advisory__April_9%2C_2014.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.wolfssl.com/yaSSL/Docs-cyassl-changelog.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)