Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 5 |
CVE-ID | CVE-2020-36277 CVE-2020-36281 CVE-2020-36280 CVE-2020-36279 CVE-2020-36278 |
CWE-ID | CWE-670 CWE-125 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software |
Leptonica Universal components / Libraries / Libraries used by multiple products |
Vendor | DanBloomberg |
Security Bulletin
This security bulletin contains information about 5 vulnerabilities.
EUVDB-ID: #VU55306
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-36277
CWE-ID:
CWE-670 - Always-Incorrect Control Flow Implementation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to an incorrect left shift in pixConvert2To8 in pixconv.c. A remote attacker can cause a denial of service condition on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsLeptonica: 1.0 - 1.79.0
CPE2.3https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0
https://github.com/DanBloomberg/leptonica/pull/499
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21997
https://lists.debian.org/debian-lts-announce/2021/03/msg00037.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQUEA2X6UTH4DMYCMZAWE2QQLN5YANUA/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RD5AIWHWE334HGYZJR2U3I3JYKSSO2LW/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU55310
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-36281
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in pixFewColorsOctcubeQuantMixed in colorquant1.c. A remote attacker can trigger out-of-bounds read error and cause a denial of service condition on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsLeptonica: 1.0 - 1.79.0
CPE2.3https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22140
https://github.com/DanBloomberg/leptonica/commit/5ee24b398bb67666f6d173763eaaedd9c36fb1e5
https://lists.debian.org/debian-lts-announce/2021/03/msg00037.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQUEA2X6UTH4DMYCMZAWE2QQLN5YANUA/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RD5AIWHWE334HGYZJR2U3I3JYKSSO2LW/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU55309
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-36280
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in pixReadFromTiffStream, related to tiffio.c. A remote attacker can trigger out-of-bounds read error and cause a denial of service condition on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsLeptonica: 1.0 - 1.79.0
CPE2.3https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0
https://github.com/DanBloomberg/leptonica/commit/5ba34b1fe741d69d43a6c8cf767756997eadd87c
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23654
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQUEA2X6UTH4DMYCMZAWE2QQLN5YANUA/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RD5AIWHWE334HGYZJR2U3I3JYKSSO2LW/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU55308
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-36279
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in rasteropGeneralLow, related to adaptmap_reg.c and adaptmap.c. A remote attacker can trigger out-of-bounds read error and cause a denial of service condition on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsLeptonica: 1.0 - 1.79.0
CPE2.3https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0
https://github.com/DanBloomberg/leptonica/commit/3c18c43b6a3f753f0dfff99610d46ad46b8bfac4
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22512
https://lists.debian.org/debian-lts-announce/2021/03/msg00037.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQUEA2X6UTH4DMYCMZAWE2QQLN5YANUA/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RD5AIWHWE334HGYZJR2U3I3JYKSSO2LW/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU55307
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-36278
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack
The vulnerability exists due to a boundary condition in the "findNextBorderPixel" in ccbord.c. A remote attacker can trigger out-of-bounds read error and cause a denial of service condition on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsLeptonica: 1.0 - 1.79.0
CPE2.3https://github.com/DanBloomberg/leptonica/compare/1.79.0...1.80.0
https://github.com/DanBloomberg/leptonica/commit/8d6e1755518cfb98536d6c3daf0601f226d16842
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23433
https://lists.debian.org/debian-lts-announce/2021/03/msg00037.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JQUEA2X6UTH4DMYCMZAWE2QQLN5YANUA/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RD5AIWHWE334HGYZJR2U3I3JYKSSO2LW/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.