CVE-2005-0199
CVE-2005-0199 is a critical-severity vulnerability in Barton Ngircd with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-191.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 19% (97th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-191
- Affected product: Barton Ngircd
- Published:
- Last modified:
Description
Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long MODE line that causes an incorrect length calculation, which leads to a buffer overflow.
Frequently asked questions
- What is CVE-2005-0199?
- Integer underflow in the Lists_MakeMask() function in lists.c in ngIRCd before 0.8.2 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a long MODE line that causes an incorrect length calculation, which leads to a buffer overflow.
- How severe is CVE-2005-0199?
- CVE-2005-0199 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2005-0199 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2005-0199?
- CVE-2005-0199 affects Barton Ngircd. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2005-0199?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2005-0199 published?
- CVE-2005-0199 was published on 2005-05-02 and last updated on 2026-06-16.
References
- http://arthur.ath.cx/pipermail/ngircd-ml/2005-January/000228.html
- http://bugs.gentoo.org/show_bug.cgi?id=79705
- http://secunia.com/advisories/14056
- http://secunia.com/advisories/14059
- http://securitytracker.com/id?1013047
- http://www.gentoo.org/security/en/glsa/glsa-200501-40.xml
- http://www.securityfocus.com/bid/12397
- https://exchange.xforce.ibmcloud.com/vulnerabilities/19143
Affected products (1)
- cpe:2.3:a:barton:ngircd:*:*:*:*:*:*:*:*
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