The CSS parser in Mozilla Firefox 3.x before 3.0.5 and 2.x before 2.0.0.19, Thunderbird 2.x before 2.0.0.19, and SeaMonkey 1.x before 1.1.14 ignores the 0 escaped null character, which might allow remote attackers to bypass protection mechanisms such as sanitization routines.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Firefox | Mozilla | 2.0 (including) | 2.0.0.19 (excluding) |
| Firefox | Mozilla | 3.0 (including) | 3.0.5 (excluding) |
| Seamonkey | Mozilla | 1.0 (including) | 1.1.14 (excluding) |
| Thunderbird | Mozilla | 2.0 (including) | 2.0.0.19 (excluding) |
| Red Hat Enterprise Linux 4 | RedHat | firefox-0:3.0.5-1.el4 | * |
| Red Hat Enterprise Linux 4 | RedHat | nspr-0:4.7.3-1.el4 | * |
| Red Hat Enterprise Linux 4 | RedHat | nss-0:3.12.2.0-1.el4 | * |
| Red Hat Enterprise Linux 5 | RedHat | firefox-0:3.0.5-1.el5_2 | * |
| Red Hat Enterprise Linux 5 | RedHat | nspr-0:4.7.3-2.el5 | * |
| Red Hat Enterprise Linux 5 | RedHat | nss-0:3.12.2.0-2.el5 | * |
| Red Hat Enterprise Linux 5 | RedHat | xulrunner-0:1.9.0.5-1.el5_2 | * |
| Firefox | Ubuntu | dapper | * |
| Firefox | Ubuntu | devel | * |
| Firefox | Ubuntu | gutsy | * |
| Firefox | Ubuntu | hardy | * |
| Firefox | Ubuntu | lucid | * |
| Firefox | Ubuntu | maverick | * |
| Firefox | Ubuntu | natty | * |
| Firefox | Ubuntu | upstream | * |
| Firefox-3.0 | Ubuntu | gutsy | * |
| Firefox-3.0 | Ubuntu | hardy | * |
| Firefox-3.0 | Ubuntu | intrepid | * |
| Firefox-3.0 | Ubuntu | jaunty | * |
| Firefox-3.0 | Ubuntu | upstream | * |
| Iceape | Ubuntu | gutsy | * |
| Iceape | Ubuntu | upstream | * |
| Mozilla-thunderbird | Ubuntu | dapper | * |
| Seamonkey | Ubuntu | devel | * |
| Seamonkey | Ubuntu | hardy | * |
| Seamonkey | Ubuntu | intrepid | * |
| Seamonkey | Ubuntu | jaunty | * |
| Seamonkey | Ubuntu | karmic | * |
| Seamonkey | Ubuntu | lucid | * |
| Seamonkey | Ubuntu | maverick | * |
| Seamonkey | Ubuntu | natty | * |
| Seamonkey | Ubuntu | upstream | * |
| Thunderbird | Ubuntu | devel | * |
| Thunderbird | Ubuntu | gutsy | * |
| Thunderbird | Ubuntu | hardy | * |
| Thunderbird | Ubuntu | intrepid | * |
| Thunderbird | Ubuntu | jaunty | * |
| Thunderbird | Ubuntu | karmic | * |
| Thunderbird | Ubuntu | lucid | * |
| Thunderbird | Ubuntu | maverick | * |
| Thunderbird | Ubuntu | natty | * |
| Thunderbird | Ubuntu | upstream | * |
| Xulrunner | Ubuntu | gutsy | * |
| Xulrunner | Ubuntu | hardy | * |
| Xulrunner | Ubuntu | intrepid | * |
| Xulrunner | Ubuntu | jaunty | * |
| Xulrunner | Ubuntu | karmic | * |
| Xulrunner-1.9 | Ubuntu | gutsy | * |
| Xulrunner-1.9 | Ubuntu | hardy | * |
| Xulrunner-1.9 | Ubuntu | intrepid | * |
| Xulrunner-1.9 | Ubuntu | jaunty | * |