Vulnerability Details : CVE-2008-2377

Potential exploit
Use-after-free vulnerability in the _gnutls_handshake_hash_buffers_clear function in lib/gnutls_handshake.c in libgnutls in GnuTLS 2.3.5 through 2.4.0 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via TLS transmission of data that is improperly used when the peer calls gnutls_handshake within a normal session, leading to attempted access to a deallocated libgcrypt handle.
Published 2008-08-08 19:41:00
Updated 2025-04-09 00:30:58
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionExecute codeDenial of service

Products affected by CVE-2008-2377

Exploit prediction scoring system (EPSS) score for CVE-2008-2377

EPSS FAQ
12.13%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2008-2377

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.6
 HIGH AV:N/AC:H/Au:N/C:C/I:C/A:C
4.9
10.0
 NIST

CWE ids for CVE-2008-2377

  • The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
    Assigned by: nvd@nist.gov (Primary)

Vendor statements for CVE-2008-2377

  • Red Hat 2008-08-11
    Not vulnerable. This issue did not affect the versions of gnutls as shipped with Red Hat Enterprise Linux 4, or 5.

References for CVE-2008-2377

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