CVE-2010-1677
MHonArc 2.6.16 allows remote attackers to cause a denial of service (CPU consumption) via start tags that are placed within other start…
- 5.0MediumCVSS base score
- 8.8%Exploitation in 30 daysEPSS · top 4.8% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
MHonArc 2.6.16 allows remote attackers to cause a denial of service (CPU consumption) via start tags that are placed within other start tags, as demonstrated by a <bo<bo<bo<bo<body>dy>dy>dy>dy> sequence, a different vulnerability than CVE-2010-4524.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- MHonArc 2.6.16 - Tag Nesting Remote Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 35478dos, linuxpublished 21 Dec 2010Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 8 months later
· 8 months later
Published
- 14 years later
· 14 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 8.8% · top 4.8% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
References
7
- mhonarc-start-tags-dos(64656) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- ADV-2010-3344 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- [mhonarc-dev] 20101230 [bug #32014] CVE-2010-1677: DoS when processing html messages with deep tag nesting (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- ADV-2011-0067 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 42694 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://savannah.nongnu.org/bugs/?32014 (opens in a new tab)x_refsource_CONFIRMx_transferred
- MDVSA-2011:003 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2010-1697 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2010-1677)Record last updated .