GNU Wget before 1.12 does not properly handle a '\0' character in a domain name in the…
Priority LOW 36CWE-310Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
GNU Wget before 1.12 does not properly handle a '\0' character in a domain name in the Common Name field of an X.509 certificate, which allows man-in-the-middle remote attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
Why it matters now
EPSS 0.03517 89th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 16
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gnu:wget:*:*:*:*:*:*:*:* | up to 1.11.4 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.5.3:*:*:*:*:*:*:* | 1.5.3 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.6:*:*:*:*:*:*:* | 1.6 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.7:*:*:*:*:*:*:* | 1.7 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.7.1:*:*:*:*:*:*:* | 1.7.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.8:*:*:*:*:*:*:* | 1.8 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.8.1:*:*:*:*:*:*:* | 1.8.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.9:*:*:*:*:*:*:* | 1.9 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.9.1:*:*:*:*:*:*:* | 1.9.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.10:*:*:*:*:*:*:* | 1.10 | Vulnerable | GNU |
- cpe:2.3:a:gnu:wget:*:*:*:*:*:*:*:* Versions up to 1.11.4 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.5.3:*:*:*:*:*:*:* Versions 1.5.3 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.6:*:*:*:*:*:*:* Versions 1.6 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.7:*:*:*:*:*:*:* Versions 1.7 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.7.1:*:*:*:*:*:*:* Versions 1.7.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.8:*:*:*:*:*:*:* Versions 1.8 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.8.1:*:*:*:*:*:*:* Versions 1.8.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.9:*:*:*:*:*:*:* Versions 1.9 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.9.1:*:*:*:*:*:*:* Versions 1.9.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.10:*:*:*:*:*:*:* Versions 1.10 Vulnerable ·GNU
Show 6 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gnu:wget:1.10.1:*:*:*:*:*:*:* | 1.10.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.10.2:*:*:*:*:*:*:* | 1.10.2 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.11:*:*:*:*:*:*:* | 1.11 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.11.1:*:*:*:*:*:*:* | 1.11.1 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.11.2:*:*:*:*:*:*:* | 1.11.2 | Vulnerable | GNU |
| cpe:2.3:a:gnu:wget:1.11.3:*:*:*:*:*:*:* | 1.11.3 | Vulnerable | GNU |
- cpe:2.3:a:gnu:wget:1.10.1:*:*:*:*:*:*:* Versions 1.10.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.10.2:*:*:*:*:*:*:* Versions 1.10.2 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.11:*:*:*:*:*:*:* Versions 1.11 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.11.1:*:*:*:*:*:*:* Versions 1.11.1 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.11.2:*:*:*:*:*:*:* Versions 1.11.2 Vulnerable ·GNU
- cpe:2.3:a:gnu:wget:1.11.3:*:*:*:*:*:*:* Versions 1.11.3 Vulnerable ·GNU
Remediation
Red Hat 1 advisory
- RHSA-2009:1549 Released 2009-11-03 · Red Hat rating Moderatewget security update
- Red Hat Desktop version 3 wget-1.10.2-0.30E.1, wget-1.10.2-0.30E.1.i386
- Red Hat Enterprise Linux (v. 5 server) wget-1.11.4-2.el5_4.1, wget-1.11.4-2.el5_4.1.i386, wget-1.11.4-2.el5_4.1.ia64 +1
- Red Hat Enterprise Linux AS version 3 wget-1.10.2-0.30E.1, wget-1.10.2-0.30E.1.i386, wget-1.10.2-0.30E.1.ia64 +1
- Red Hat Enterprise Linux AS version 4 wget-1.10.2-1.el4_8.1, wget-1.10.2-1.el4_8.1.i386, wget-1.10.2-1.el4_8.1.ia64 +1
- Red Hat Enterprise Linux Desktop (v. 5 client) wget-1.11.4-2.el5_4.1, wget-1.11.4-2.el5_4.1.i386
- Red Hat Enterprise Linux Desktop version 4 wget-1.10.2-1.el4_8.1, wget-1.10.2-1.el4_8.1.i386
- Red Hat Enterprise Linux ES version 3 wget-1.10.2-0.30E.1, wget-1.10.2-0.30E.1.i386, wget-1.10.2-0.30E.1.ia64
- Red Hat Enterprise Linux ES version 4 wget-1.10.2-1.el4_8.1, wget-1.10.2-1.el4_8.1.i386, wget-1.10.2-1.el4_8.1.ia64
- Red Hat Enterprise Linux WS version 3 wget-1.10.2-0.30E.1, wget-1.10.2-0.30E.1.i386, wget-1.10.2-0.30E.1.ia64
- Red Hat Enterprise Linux WS version 4 wget-1.10.2-1.el4_8.1, wget-1.10.2-1.el4_8.1.i386, wget-1.10.2-1.el4_8.1.ia64
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Desktop version 3 | Fixed | RHSA-2009:1549 |
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2009:1549 |
| Red Hat Enterprise Linux AS version 3 | Fixed | RHSA-2009:1549 |
| Red Hat Enterprise Linux AS version 4 | Fixed | RHSA-2009:1549 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2009:1549 |
| Red Hat Enterprise Linux Desktop version 4 | Fixed | RHSA-2009:1549 |
| Red Hat Enterprise Linux ES version 3 | Fixed | RHSA-2009:1549 |
| Red Hat Enterprise Linux ES version 4 | Fixed | RHSA-2009:1549 |
| Red Hat Enterprise Linux WS version 3 | Fixed | RHSA-2009:1549 |
| Red Hat Enterprise Linux WS version 4 | Fixed | RHSA-2009:1549 |
Timeline
- 2026-10-02 Threatist record created from CVE-2009-3490
- 2026-10-03 Alias added: GHSA-6p5c-44cm-r9m8
References
Advisory 1
Other 8
- [bug-wget] 20090922 Release: GNU Wget 1.12
- [oss-security] 20090923 Re: More CVE-2009-2408 like issues
- https://bugzilla.redhat.com/show_bug.cgi?id=520454
- [wget-notify] 20090805 [bug #27183] Wget likely suffers from the \0 SSL cert vulnerability
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- oval:org.mitre.oval:def:11099
- http://hg.addictivecode.org/wget/mainline/rev/1eab157d3be7
- [oss-security] 20090903 More CVE-2009-2408 like issues
More GNU Wget vulnerabilities
- TI-2017-09727 GNU Wget: stack overflow in HTTP protocol handling CVSS 3.0HIGH 8.8
- TI-2016-04293 GNU wget before 1.18 allows remote servers to write to arbitrary files by redirecting a… CVSS 3.1HIGH 8.8
- TI-2014-04014 Absolute path traversal vulnerability in GNU Wget before 1.16, when recursion is enabled… CVSS 2.0HIGH 9.3
- TI-2017-09728 GNU Wget: heap overflow in HTTP protocol handling CVSS 3.0HIGH 8.8
- TI-2019-04244 Out-of-bounds write in GNU Wget CVSS 3.0CRITICAL 9.8
- TI-2016-06103 Race condition in wget 1.17 and earlier, when used in recursive or mirroring mode to… CVSS 3.0HIGH 8.1
Sources
- CVE-2009-3490 · CVE Program
- CVE-2009-3490 · NVD
- FIRST EPSS
- GHSA-6p5c-44cm-r9m8 · GitHub Advisory Database · CC BY 4.0
- CVE-2009-3490 · Red Hat security data · CC BY 4.0
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