CVE-2011-0020
Pango Font Parsing - 'pangoft2-render.c' Heap Corruption
Severity Score
9.8
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
5
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Heap-based buffer overflow in the pango_ft2_font_render_box_glyph function in pango/pangoft2-render.c in libpango in Pango 1.28.3 and earlier, when the FreeType2 backend is enabled, allows user-assisted remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted font file, related to the glyph box for an FT_Bitmap object.
Desbordamiento de búfer basado en memoria dinámica en la función pango_ft2_font_render_box_glyph en pango/pangoft2-render.c de libpango en Pango v1.28.3 y anteriores ,cuando el Backend FreeType2 está activo permite a atacantes remotos causar una denegación de servicio (cuelgue) o ejecutar código arbitrario a través de una a través de un archivo de fuentes manipulado, relacionado con una estuctura Glyph para un objeto de FT_Bitmap.
Unisphere Central versions prior to 4.0 suffer from a large amount of security vulnerabilities and an update has been released that includes a fix for an unvalidated redirect issue along with various embedded component vulnerabilities.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2010-12-07 CVE Reserved
- 2011-01-18 First Exploit
- 2011-01-24 CVE Published
- 2024-08-06 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
- CWE-122: Heap-based Buffer Overflow
CAPEC
References (17)
| URL | Tag | Source |
|---|---|---|
| http://osvdb.org/70596 | Vdb Entry | |
| http://secunia.com/advisories/42934 | Third Party Advisory | |
| http://secunia.com/advisories/43100 | Third Party Advisory | |
| http://www.securityfocus.com/bid/45842 | Vdb Entry | |
| http://www.securitytracker.com/id?1024994 | Vdb Entry | |
| http://www.vupen.com/english/advisories/2011/0238 | Vdb Entry | |
| https://bugzilla.gnome.org/show_bug.cgi?id=639882 | X_refsource_misc | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/64832 | Vdb Entry |
| URL | Date | SRC |
|---|---|---|
| https://www.exploit-db.com/exploits/35232 | 2011-01-18 | |
| http://openwall.com/lists/oss-security/2011/01/18/6 | 2024-08-06 | |
| http://openwall.com/lists/oss-security/2011/01/20/2 | 2024-08-06 | |
| https://bugs.launchpad.net/ubuntu/+source/pango1.0/+bug/696616 | 2024-08-06 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=671122 | 2024-08-06 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html | 2023-02-13 | |
| http://www.redhat.com/support/errata/RHSA-2011-0180.html | 2023-02-13 | |
| http://www.vupen.com/english/advisories/2011/0186 | 2023-02-13 | |
| https://access.redhat.com/security/cve/CVE-2011-0020 | 2011-01-27 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Gnome Search vendor "Gnome" | Pango Search vendor "Gnome" for product "Pango" | <= 1.28.3 Search vendor "Gnome" for product "Pango" and version " <= 1.28.3" | - |
Affected
| ||||||
| Gnome Search vendor "Gnome" | Pango Search vendor "Gnome" for product "Pango" | 1.28.0 Search vendor "Gnome" for product "Pango" and version "1.28.0" | - |
Affected
| ||||||
| Gnome Search vendor "Gnome" | Pango Search vendor "Gnome" for product "Pango" | 1.28.1 Search vendor "Gnome" for product "Pango" and version "1.28.1" | - |
Affected
| ||||||
| Gnome Search vendor "Gnome" | Pango Search vendor "Gnome" for product "Pango" | 1.28.2 Search vendor "Gnome" for product "Pango" and version "1.28.2" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 0.20 Search vendor "Pango" for product "Pango" and version "0.20" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 0.21 Search vendor "Pango" for product "Pango" and version "0.21" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 0.22 Search vendor "Pango" for product "Pango" and version "0.22" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 0.23 Search vendor "Pango" for product "Pango" and version "0.23" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 0.24 Search vendor "Pango" for product "Pango" and version "0.24" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 0.25 Search vendor "Pango" for product "Pango" and version "0.25" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 0.26 Search vendor "Pango" for product "Pango" and version "0.26" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.0 Search vendor "Pango" for product "Pango" and version "1.0" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.1 Search vendor "Pango" for product "Pango" and version "1.1" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.2 Search vendor "Pango" for product "Pango" and version "1.2" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.3 Search vendor "Pango" for product "Pango" and version "1.3" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.4 Search vendor "Pango" for product "Pango" and version "1.4" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.5 Search vendor "Pango" for product "Pango" and version "1.5" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.6 Search vendor "Pango" for product "Pango" and version "1.6" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.7 Search vendor "Pango" for product "Pango" and version "1.7" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.8 Search vendor "Pango" for product "Pango" and version "1.8" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.9 Search vendor "Pango" for product "Pango" and version "1.9" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.10 Search vendor "Pango" for product "Pango" and version "1.10" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.11 Search vendor "Pango" for product "Pango" and version "1.11" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.12 Search vendor "Pango" for product "Pango" and version "1.12" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.13 Search vendor "Pango" for product "Pango" and version "1.13" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.14 Search vendor "Pango" for product "Pango" and version "1.14" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.15 Search vendor "Pango" for product "Pango" and version "1.15" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.16 Search vendor "Pango" for product "Pango" and version "1.16" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.17 Search vendor "Pango" for product "Pango" and version "1.17" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.18 Search vendor "Pango" for product "Pango" and version "1.18" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.19 Search vendor "Pango" for product "Pango" and version "1.19" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.20 Search vendor "Pango" for product "Pango" and version "1.20" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.21 Search vendor "Pango" for product "Pango" and version "1.21" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.22 Search vendor "Pango" for product "Pango" and version "1.22" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.23 Search vendor "Pango" for product "Pango" and version "1.23" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.24 Search vendor "Pango" for product "Pango" and version "1.24" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.25 Search vendor "Pango" for product "Pango" and version "1.25" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.26 Search vendor "Pango" for product "Pango" and version "1.26" | - |
Affected
| ||||||
| Pango Search vendor "Pango" | Pango Search vendor "Pango" for product "Pango" | 1.27 Search vendor "Pango" for product "Pango" and version "1.27" | - |
Affected
| ||||||