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    CVE-2020-27853

    Wire before 2020-10-16 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a format string. This affects Wire AVS (Audio, Video, and Signaling) 5.3 through 6.x before 6.4, the Wire Secure Messenger application before 3.49.918 for Android, and the Wire Secure Messenger application before 3.61 for iOS. This occurs via the value parameter to sdp_media_set_lattr in peerflow/sdp.c.

    Published:Oct 27, 2020
    Last Modified:Nov 21, 2024
    EPS:Oct 27, 2020
    EPSS Score:0.04322
    CVSS Score:9.8

    Affected Products

    Vendor
    Wire
    Product
    Wire
    Vendor
    Wire
    Product
    Wire - Audio\, Video\, And Signaling
    Vendor
    Wire
    Product
    Wire Secure Messenger

    Exploits

    http://github.security.telekom.com/2020/11/wire-secure-messenger-format-string-vulnerability.htmlhttps://github.com/wireapp/wire-audio-video-signaling/issues/23#issuecomment-710075689http://github.security.telekom.com/2020/11/wire-secure-messenger-format-string-vulnerability.htmlhttps://github.com/wireapp/wire-audio-video-signaling/issues/23#issuecomment-710075689

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-135 Format String Injection
    CAPEC-67 String Format Overflow in syslog()

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High