CVE-2010-2835 describes a denial-of-service vulnerability affecting various Cisco IOS, IOS XE, and Unified Communications Manager versions. Remote attackers can exploit this by sending a crafted SIP REFER request with an invalid Refer-To header, leading to a device reload or voice-services outage. With a CVSS score of 7.8, this vulnerability is considered high severity due to its network-based attack vector, low attack complexity, and complete availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
12.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.1:*:*:*:*:*:*:* | ||
12.1tCPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.1t:*:*:*:*:*:*:* | ||
12.1xiCPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.1xi:*:*:*:*:*:*:* | ||
12.1xjCPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.1xj:*:*:*:*:*:*:* | ||
12.1xlCPE matchmatch criteria | cpe:2.3:o:cisco:ios:12.1xl:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.