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SIPp through 3.7.7 contains a buffer overflow vulnerability in the get_header() function in src/sip_parser.cpp when processing SIP messages with header content exceeding 20,490 bytes. Unauthenticated remote attackers can send crafted SIP messages with oversized headers to overflow the static buffer and crash the process. Join the discussion | GCVE Database | 09/13/2026, 12:31:12 UTC Added: 09/14/2026, 00:36:50 UTC |
SIPp through 3.7.7 contains a stack buffer overflow vulnerability in createAuthHeader() when processing SIP authentication challenges with oversized algorithm parameters. A malicious SIP server can send a crafted 401 or 407 challenge to corrupt the stack and crash the client process. Join the discussion | GCVE Database | 09/13/2026, 12:31:12 UTC Added: 09/14/2026, 00:36:50 UTC |
SIPp through 3.7.7 contains a buffer overflow vulnerability in get_peer_tag() function when processing SIP To headers with tag parameters of 2049 bytes or more. Unauthenticated remote attackers can send crafted SIP messages with oversized tag parameters to overflow the static buffer and crash the process. Join the discussion | GCVE Database | 09/13/2026, 12:31:12 UTC Added: 09/14/2026, 00:36:49 UTC |
0 A flaw was found in SIPp. A remote attacker could exploit this by sending specially crafted Session Initiation Protocol (SIP) messages during an active call. This vulnerability, a NULL pointer dereference, can cause the application to crash, leading to a denial of service. Under specific conditions, it may also allow an attacker to execute unauthorized code, compromising the system's integrity and availability. Join the discussion | CVE Database V5 | 01/23/2026, 03:47:44 UTC Added: 01/23/2026, 04:05:57 UTC |
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