CVE-2010-2810
Heap-based buffer overflow in the convert_to_idna function in WWW/Library/Implementation/HTParse.c in Lynx 2.8.8dev.1 through 2.8.8dev.4 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a…
Does this matter?
Lower severity and a low EPSS score (3.66%). Track it; it rarely justifies an emergency change on its own.
Description
Heap-based buffer overflow in the convert_to_idna function in WWW/Library/Implementation/HTParse.c in Lynx 2.8.8dev.1 through 2.8.8dev.4 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a malformed URL containing a % (percent) character in the domain name.
- CVSS 2.0
- 6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
- EPSS
- 3.66% probability · 90th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- lynx/lynx
- Source
- secalert@redhat.com
EPSS 3.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://marc.info/?l=oss-security&m=128151768510564&w=2
- http://marc.info/?l=oss-security&m=128152412221677&w=2
- http://www.ubuntu.com/usn/USN-1642-1
- http://www.vupen.com/english/advisories/2010/2042Vendor Advisory
- https://bugs.launchpad.net/ubuntu/+source/lynx-cur/+bug/613254
- https://exchange.xforce.ibmcloud.com/vulnerabilities/61007
- http://marc.info/?l=oss-security&m=128151768510564&w=2
- http://marc.info/?l=oss-security&m=128152412221677&w=2
- http://www.ubuntu.com/usn/USN-1642-1
- http://www.vupen.com/english/advisories/2010/2042Vendor Advisory
- https://bugs.launchpad.net/ubuntu/+source/lynx-cur/+bug/613254
- https://exchange.xforce.ibmcloud.com/vulnerabilities/61007
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.