Описание
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.4.x before 1.4.41.2, 1.6.2.x before 1.6.2.18.2, and 1.8.x before 1.8.4.4, and Asterisk Business Edition C.3.x before C.3.7.3, disregards the alwaysauthreject option and generates different responses for invalid SIP requests depending on whether the user account exists, which allows remote attackers to enumerate account names via a series of requests.
| Релиз | Статус | Примечание |
|---|---|---|
| devel | not-affected | |
| hardy | ignored | end of life |
| lucid | released | 1:1.6.2.5-0ubuntu1.4 |
| maverick | released | 1:1.6.2.7-1ubuntu1.2 |
| natty | released | 1:1.6.2.9-2ubuntu2.1 |
| oneiric | not-affected | 1:1.8.4.4~dfsg-2ubuntu1.1 |
| precise | not-affected | |
| quantal | not-affected | |
| upstream | released | 1.6.2.18.2, 1.8.4.4 |
Показывать по
EPSS
5 Medium
CVSS2
Связанные уязвимости
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.4.x before 1.4.41.2, 1.6.2.x before 1.6.2.18.2, and 1.8.x before 1.8.4.4, and Asterisk Business Edition C.3.x before C.3.7.3, disregards the alwaysauthreject option and generates different responses for invalid SIP requests depending on whether the user account exists, which allows remote attackers to enumerate account names via a series of requests.
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.4.x bef ...
chan_sip.c in the SIP channel driver in Asterisk Open Source 1.4.x before 1.4.41.2, 1.6.2.x before 1.6.2.18.2, and 1.8.x before 1.8.4.4, and Asterisk Business Edition C.3.x before C.3.7.3, disregards the alwaysauthreject option and generates different responses for invalid SIP requests depending on whether the user account exists, which allows remote attackers to enumerate account names via a series of requests.
EPSS
5 Medium
CVSS2