Vulnerability Name:

CVE-2021-40226 (CCN-240494)

Assigned:2021-08-17
Published:2021-08-17
Updated:2022-11-15
Summary:xpdfreader 4.03 is vulnerable to Buffer Overflow.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): 
Attack Complexity (AC): 
Privileges Required (PR): 
User Interaction (UI): 
Scope:Scope (S): 
Impact Metrics:Confidentiality (C): 
Integrity (I): 
Availibility (A): 
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): 
Attack Complexity (AC): 
Privileges Required (PR): 
User Interaction (UI): 
Scope:Scope (S): 
Impact Metrics:Confidentiality (C): 
Integrity (I): 
Availibility (A): 
CVSS v2 Severity:4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-787
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-40226

Source: XF
Type: UNKNOWN
xpdf-cve202140226-dos(240494)

Source: CCN
Type: Xpdf open source Web site
May be new stack-overflow bugs in pdftopng of xpdf4.03

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:xpdfreader:xpdf:4.03:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Vulnerability Name:

    CVE-2021-40226 (CCN-240506)

    Assigned:2021-08-17
    Published:2021-08-17
    Updated:2021-08-17
    Summary:Xpdfreader is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the pdftopng. By persuading a victim to open a specially-crafted file, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
    CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
    6.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
    Exploitability Metrics:Attack Vector (AV): 
    Attack Complexity (AC): 
    Privileges Required (PR): 
    User Interaction (UI): 
    Scope:Scope (S): 
    Impact Metrics:Confidentiality (C): 
    Integrity (I): 
    Availibility (A): 
    7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
    6.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)
    Exploitability Metrics:Attack Vector (AV): 
    Attack Complexity (AC): 
    Privileges Required (PR): 
    User Interaction (UI): 
    Scope:Scope (S): 
    Impact Metrics:Confidentiality (C): 
    Integrity (I): 
    Availibility (A): 
    CVSS v2 Severity:6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
    Exploitability Metrics:Access Vector (AV): Local
    Access Complexity (AC): Low
    Athentication (Au): Single_Instance
    Impact Metrics:Confidentiality (C): Complete
    Integrity (I): Complete
    Availibility (A): Complete
    Vulnerability Consequences:Gain Access
    References:Source: MITRE
    Type: CNA
    CVE-2021-40226

    Source: XF
    Type: UNKNOWN
    xpdfreader-cve202140226-bo(240506)

    Source: CCN
    Type: xpdfreader Web site
    May be new stack-overflow bugs in pdftopng of xpdf4.03

    Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:glyphandcog:xpdfreader:4.03:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    xpdfreader xpdf 4.03
    glyphandcog xpdfreader 4.03