Vulnerability Details : CVE-2016-9424
An issue was discovered in the Tatsuya Kinoshita w3m fork before 0.5.3-31. w3m doesn't properly validate the value of tag attribute, which allows remote attackers to cause a denial of service (heap buffer overflow crash) and possibly execute arbitrary code via a crafted HTML page.
Vulnerability category: OverflowExecute codeDenial of service
Products affected by CVE-2016-9424
- cpe:2.3:a:tats:w3m:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-9424
1.39%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-9424
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2016-9424
-
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)
References for CVE-2016-9424
-
https://security.gentoo.org/glsa/201701-08
w3m: Multiple vulnerabilities (GLSA 201701-08) — Gentoo security
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http://www.securityfocus.com/bid/94407
w3m Multiple Security Vulnerabilities
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https://github.com/tats/w3m/issues/12
heap out of bound write due to negative array index · Issue #12 · tats/w3m · GitHubIssue Tracking;Patch
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https://github.com/tats/w3m/blob/master/ChangeLog
w3m/ChangeLog at master · tats/w3m · GitHubIssue Tracking;Patch
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http://www.openwall.com/lists/oss-security/2016/11/18/3
oss-security - Re: CVE request: w3m - multiple vulnerabilitiesMailing List;Third Party Advisory
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