FreeBSD Ports: git

# SPDX-FileCopyrightText: 2010 E-Soft Inc.
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.67869");
  script_version("2023-07-26T05:05:09+0000");
  script_tag(name:"last_modification", value:"2023-07-26 05:05:09 +0000 (Wed, 26 Jul 2023)");
  script_tag(name:"creation_date", value:"2010-08-21 08:54:16 +0200 (Sat, 21 Aug 2010)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_cve_id("CVE-2010-2542");
  script_name("FreeBSD Ports: git");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2010 E-Soft Inc.");
  script_family("FreeBSD Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/freebsd", "ssh/login/freebsdrel");

  script_tag(name:"insight", value:"The following package is affected: git

CVE-2010-2542
Stack-based buffer overflow in the is_git_directory function in
setup.c in Git before 1.7.2.1 allows local users to gain privileges
via a long gitdir: field in a .git file in a working copy.");

  script_tag(name:"solution", value:"Update your system with the appropriate patches or
  software upgrades.");

  script_xref(name:"URL", value:"http://git.kernel.org/?p=git/git.git;a=commit;h=3c9d0414ed2db0167e6c828b547be8fc9f88fccc");
  script_xref(name:"URL", value:"http://www.openwall.com/lists/oss-security/2010/07/22/1");
  script_xref(name:"URL", value:"http://www.vuxml.org/freebsd/827bc2b7-95ed-11df-9160-00e0815b8da8.html");

  script_tag(name:"summary", value:"The remote host is missing an update to the system
  as announced in the referenced advisory.");

  script_tag(name:"qod_type", value:"package");
  script_tag(name:"solution_type", value:"VendorFix");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-bsd.inc");

vuln = FALSE;
txt = "";

bver = portver(pkg:"git");
if(!isnull(bver) && revcomp(a:bver, b:"1.5.6")>=0 && revcomp(a:bver, b:"1.7.1.1_1")<0) {
  txt += 'Package git version ' + bver + ' is installed which is known to be vulnerable.\n';
  vuln = TRUE;
}

if(vuln) {
  security_message(data:txt);
} else if (__pkg_match) {
  exit(99);
}