Vulnerability-Lookup

ALSA-2022:1842

Vulnerability from osv_almalinux – Published: 2022-05-10 06:31 – Updated: 2023-03-13 16:32 – Source website

Summary

Moderate: exiv2 security, bug fix, and enhancement update

Details

Exiv2 is a C++ library to access image metadata, supporting read and write access to the Exif, IPTC and XMP metadata, Exif MakerNote support, extract and delete methods for Exif thumbnails, classes to access Ifd, and support for various image formats.

The following packages have been upgraded to a later upstream version: exiv2 (0.27.5). (BZ#2018422)

Security Fix(es):

exiv2: stack exhaustion issue in the printIFDStructure function may lead to DoS (CVE-2020-18898)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

References

URL

Type

	https://errata.almalinux.org/8/ALSA-2022-1842.html	ADVISORY
	https://vulners.com/cve/CVE-2020-18898	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "exiv2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.27.5-2.el8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "exiv2-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.27.5-2.el8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "exiv2-doc"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.27.5-2.el8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
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        "ecosystem": "AlmaLinux:8",
        "name": "exiv2-libs"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.27.5-2.el8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "Exiv2 is a C++ library to access image metadata, supporting read and write access to the Exif, IPTC and XMP metadata, Exif MakerNote support, extract and delete methods for Exif thumbnails, classes to access Ifd, and support for various image formats.\n\nThe following packages have been upgraded to a later upstream version: exiv2 (0.27.5). (BZ#2018422)\n\nSecurity Fix(es):\n\n* exiv2: stack exhaustion issue in the printIFDStructure function may lead to DoS (CVE-2020-18898)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.",
  "id": "ALSA-2022:1842",
  "modified": "2023-03-13T16:32:37Z",
  "published": "2022-05-10T06:31:43Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/8/ALSA-2022-1842.html"
    },
    {
      "type": "REPORT",
      "url": "https://vulners.com/cve/CVE-2020-18898"
    }
  ],
  "related": [
    "CVE-2020-18898"
  ],
  "summary": "Moderate: exiv2 security, bug fix, and enhancement update"
}

CVE-2020-18898 (GCVE-0-2020-18898)

Vulnerability from cvelistv5 – Published: 2021-08-19 21:20 – Updated: 2024-08-04 14:08

Summary

A stack exhaustion issue in the printIFDStructure function of Exiv2 0.27 allows remote attackers to cause a denial of service (DOS) via a crafted file.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://github.com/Exiv2/exiv2/issues/741	x_refsource_MISC
https://cwe.mitre.org/data/definitions/674.html	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

ALSA-2022:1842

CVE-2020-18898 (GCVE-0-2020-18898)

Tags

Sightings

Nomenclature

Related by attack behaviour