Public exploit available
Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2012-1593 — NULL Pointer Dereference in Wireshark

CWE-476 — NULL Pointer Dereference9 documents7 sources
Severity
3.3LOWNVD
EPSS
1.5%
top 18.81%
CISA KEV
Not in KEV
Exploit
PoC available
Public exploit / PoC exists
Affected products
2
WiresharkDebian Wireshark
Timeline
PublishedApr 11
Latest updateMay 14

Description

epan/dissectors/packet-ansi_a.c in the ANSI A dissector in Wireshark 1.4.x before 1.4.12 and 1.6.x before 1.6.6 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a malformed packet.

CVSS vector

AV:A/AC:L/C:N/I:N/A:PExploitability: 6.5 | Impact: 2.9

Affected Packages3 packages

▶debiandebian/wireshark< wireshark 1.6.6-1 (bookworm)
▶Debianwireshark/wireshark< 1.6.6-1+3
▶NVDwireshark/wireshark12 versions+11

🔴Vulnerability Details

2
GHSA
GHSA-7g8h-gv59-45hj: epan/dissectors/packet-ansi_a↗2022-05-14
▶
OSV
CVE-2012-1593: epan/dissectors/packet-ansi_a↗2012-04-11
▶

💥Exploits & PoCs

2
Exploit-DB
SAP NetWeaver Message Server - Multiple Vulnerabilities↗2013-02-17
▶
Exploit-DB
Wireshark - 'call_dissector()' Null Pointer Dereference Denial of Service↗2012-04-19
▶

📋Vendor Advisories

2
Red Hat
wireshark: NULL pointer dereference in ANSI A dissector↗2012-02-10
▶
Debian
CVE-2012-1593: wireshark - epan/dissectors/packet-ansi_a.c in the ANSI A dissector in Wireshark 1.4.x befor...↗2012
▶

💬Community

2
Bugzilla
CVE-2012-1593 CVE-2012-1594 CVE-2012-1595 CVE-2012-1596 wireshark various flaws [fedora-16]↗2012-04-02
▶
Bugzilla
CVE-2012-1593 wireshark: NULL pointer dereference in ANSI A dissector↗2012-03-28
▶