CVE-2012-5237
The dissect_hsrp function in epan/dissectors/packet-hsrp.c in the HSRP dissector in Wireshark 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (infinite loop) via a malformed
02 Description
The dissect_hsrp function in epan/dissectors/packet-hsrp.c in the HSRP dissector in Wireshark 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (infinite loop) via a malformed
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.88% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 59.1% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2012-10-04 19:00Z14 YR AGO
- Last updated
- 2024-08-06 20:58Z2 YR AGO
- Reserved
- 2012-10-02
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 62b9db86474b62d9e1a63079ecd70d7d0468cda8a123a7de5ffd843ace71e154
05 Affected products
06 References
- www.securityfocus.com55754http://www.securityfocus.com/bid/55754
- osvdb.org85884http://osvdb.org/85884
- anonsvn.wireshark.orghttp://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-hsrp.c?r1=44454&r2=44453&pathrev=44454
- bugs.wireshark.orghttps://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7581
- www.securitytracker.com1027604http://www.securitytracker.com/id?1027604
- oval.cisecurity.orgoval:org.mitre.oval:def:14992https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14992
- www.wireshark.orghttp://www.wireshark.org/security/wnpa-sec-2012-26.html
- exchange.xforce.ibmcloud.comwireshark-hsrp-dos(79009)https://exchange.xforce.ibmcloud.com/vulnerabilities/79009
- anonsvn.wireshark.orghttp://anonsvn.wireshark.org/viewvc?view=revision&revision=44454
07 Fixed in
Debian 12
- wireshark Fixed in 1.8.2-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- wireshark Fixed in 1.8.2-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- wireshark Fixed in 1.8.2-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.