OPENSUSE-SU-2017:3201-1

Vulnerability from csaf_opensuse - Published: 2017-12-02 14:54 - Updated: 2017-12-02 14:54
Summary
Security update for tor
Severity
Moderate
Notes
Title of the patch: Security update for tor
Description of the patch: This update for tor fixes vulnerabilities that allowed some traffic confirmation, DoS and other attacks (bsc#1070849): - CVE-2017-8819: Replay-cache ineffective for v2 onion services - CVE-2017-8820: Remote DoS attack against directory authorities - CVE-2017-8821: An attacker can make Tor ask for a password - CVE-2017-8822: Relays can pick themselves in a circuit path - CVE-2017-8823: Use-after-free in onion service v2
Patchnames: openSUSE-2017-1336
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2017-8819
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
CVE-2017-8820
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
CVE-2017-8821
7.5 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
CVE-2017-8822
3.7 (Low)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
CVE-2017-8823
8.1 (High)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
References
To clipboard 

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          "text": "In Tor before 0.2.5.16, 0.2.6 through 0.2.8 before 0.2.8.17, 0.2.9 before 0.2.9.14, 0.3.0 before 0.3.0.13, and 0.3.1 before 0.3.1.9, there is a use-after-free in onion service v2 during intro-point expiration because the expiring list is mismanaged in certain error cases, aka TROVE-2017-013.",
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          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Package Hub 12:tor-0.3.1.9-8.1.aarch64",
            "SUSE Package Hub 12:tor-0.3.1.9-8.1.ppc64le",
            "SUSE Package Hub 12:tor-0.3.1.9-8.1.s390x",
            "SUSE Package Hub 12:tor-0.3.1.9-8.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "products": [
            "SUSE Package Hub 12:tor-0.3.1.9-8.1.aarch64",
            "SUSE Package Hub 12:tor-0.3.1.9-8.1.ppc64le",
            "SUSE Package Hub 12:tor-0.3.1.9-8.1.s390x",
            "SUSE Package Hub 12:tor-0.3.1.9-8.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2017-12-02T14:54:54Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2017-8823"
    }
  ]
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.